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Electrical protection (Cathodic protection)
The iron object is connected to a more active metal either directly or through a wire. Fe acts as the cathode. The more reactive metal is the anode. It loses electrons and gradually disappears. Example: Fe can be connected to Mg, Zn or Al which are called the sacrificial anodes. Used for..
The iron object is connected to a more active metal either directly or through a wire. Fe acts as the cathode. The more reactive metal is the anode. It loses electrons and gradually disappears. Example: Fe can be connected to Mg, Zn or Al which are called the sacrificial anodes. Used for..Protection of Forests and Wild Life Through Legislations
The Forest Conservation Act 1980 was passed to check the indiscriminate use of forest for other purposes. This act was amended in 1988 which made provisions for dealing with violators. Indian Wildlife Protection Act 1972 was re-amended in 1983, 86 and 1991. I..
7) Official laxity
Laxity on the part of the officials in the enforcement of wild life protection acts is a major reason for the decreasing wild life of our countr..
Environmental Laws
Environmental Laws - One of the fundamental rights, according to the Indian constitution, is the Right to Life that has been interpreted as the Right to Healthy Environment. It is an adequate tool for ensuring sustainable development. Various laws have been enacted by the Government of India at dif..
Antigens
The foreign matter that enters the body and elicits a specific immune response by lymphocytes is an antigen (anti - antibody gen - generating) It stimulates the immune system to produce protective chemicals or special cells to destroy the antigens. These protective chemicals are..
Vitamin E
This vitamin is named as tocopherol. Nearly about 8 tocopherols are identified - a , b , g etc. Among these -tocopherol is most active. Vitamin E is stored in adipose tissue, liver and muscle. It acts as a scavenger and is essential for membrane structure, cellular respiration and st..
Functions of the vertebral column
Vertebral column serves the following functions: It acts as a firm support to the body. It strengthens the neck and the trunk for upright posture while standing and walking. It supports the ribs laterally, receives the weight of the arms through the ribs and rests on the hip bone..
Skeletal System
Skeletal system or the skeleton forms the bony framework of the body providing support and protection for some of the soft organs, particularly in the skull and pelvis; acting as levers in movements and providing surfaces for the attachment of the skeletal muscles. In certain pa..
Skeletal System
Skeletal System - Skeletal system or the skeleton forms the bony framework of the body providing support and protection for some of the soft organs, particularly in the skull and pelvis; acting as levers in movements and providing surfaces for the attachment of the skeletal musc..
Classification of Food - Continued
Fats - Fats are also known as lipids. They are long molecules of fatty acids and an alcohol called glycerol. Fats contain the same elements as carbohydrates i.e., carbon, hydrogen and oxygen, but the oxygen content is lower. The main function of fats is to provide energy. In fact they provide twice..
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